[INFO] cloning repository https://github.com/mullr/gdb-pretty-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mullr/gdb-pretty-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmullr%2Fgdb-pretty-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmullr%2Fgdb-pretty-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3721bcd838e71b56477fc38646e469d79ad9fafb
[INFO] testing mullr/gdb-pretty-test against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmullr%2Fgdb-pretty-test" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mullr/gdb-pretty-test on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mullr/gdb-pretty-test
[INFO] finished tweaking git repo https://github.com/mullr/gdb-pretty-test
[INFO] tweaked toml for git repo https://github.com/mullr/gdb-pretty-test written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/mullr/gdb-pretty-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a19b3546fd81aac2d8f62507f6a3308ac961fbc3a2311368486780500ff13e9f
[INFO] running `Command { std: "docker" "start" "-a" "a19b3546fd81aac2d8f62507f6a3308ac961fbc3a2311368486780500ff13e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a19b3546fd81aac2d8f62507f6a3308ac961fbc3a2311368486780500ff13e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a19b3546fd81aac2d8f62507f6a3308ac961fbc3a2311368486780500ff13e9f", kill_on_drop: false }`
[INFO] [stdout] a19b3546fd81aac2d8f62507f6a3308ac961fbc3a2311368486780500ff13e9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a80b9b365bf0184ce673ef70b2ce621a88129bb4f8908f5df895aba077a8926b
[INFO] running `Command { std: "docker" "start" "-a" "a80b9b365bf0184ce673ef70b2ce621a88129bb4f8908f5df895aba077a8926b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gdb-pretty-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bare_vec`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let bare_vec = vec![1u8, 2, 3];
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bare_vec`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `newtype_vec`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let newtype_vec = TrivialNewtype(vec![1u8, 2, 3]);
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newtype_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `placeholder`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let placeholder = 12;
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_placeholder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "a80b9b365bf0184ce673ef70b2ce621a88129bb4f8908f5df895aba077a8926b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80b9b365bf0184ce673ef70b2ce621a88129bb4f8908f5df895aba077a8926b", kill_on_drop: false }`
[INFO] [stdout] a80b9b365bf0184ce673ef70b2ce621a88129bb4f8908f5df895aba077a8926b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c379857de8b2e7411b6e6bcf8002a6a5bde7352da71d494f4b2b51851f9d6955
[INFO] running `Command { std: "docker" "start" "-a" "c379857de8b2e7411b6e6bcf8002a6a5bde7352da71d494f4b2b51851f9d6955", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gdb-pretty-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bare_vec`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let bare_vec = vec![1u8, 2, 3];
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bare_vec`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `newtype_vec`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let newtype_vec = TrivialNewtype(vec![1u8, 2, 3]);
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newtype_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `placeholder`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let placeholder = 12;
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_placeholder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "c379857de8b2e7411b6e6bcf8002a6a5bde7352da71d494f4b2b51851f9d6955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c379857de8b2e7411b6e6bcf8002a6a5bde7352da71d494f4b2b51851f9d6955", kill_on_drop: false }`
[INFO] [stdout] c379857de8b2e7411b6e6bcf8002a6a5bde7352da71d494f4b2b51851f9d6955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dacba6a8b073457b79697e5f5ccdc919e137121f6a85720ce35a3d357814115c
[INFO] running `Command { std: "docker" "start" "-a" "dacba6a8b073457b79697e5f5ccdc919e137121f6a85720ce35a3d357814115c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `bare_vec`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let bare_vec = vec![1u8, 2, 3];
[INFO] [stderr]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bare_vec`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `newtype_vec`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let newtype_vec = TrivialNewtype(vec![1u8, 2, 3]);
[INFO] [stderr]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newtype_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `placeholder`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let placeholder = 12;
[INFO] [stderr]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_placeholder`
[INFO] [stderr] 
[INFO] [stderr] warning: `gdb-pretty-test` (bin "gdb-pretty-test" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gdb_pretty_test-224ac1fc5b728231)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dacba6a8b073457b79697e5f5ccdc919e137121f6a85720ce35a3d357814115c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dacba6a8b073457b79697e5f5ccdc919e137121f6a85720ce35a3d357814115c", kill_on_drop: false }`
[INFO] [stdout] dacba6a8b073457b79697e5f5ccdc919e137121f6a85720ce35a3d357814115c